Marin Mersenne 2^P-1
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Great Internet Mersenne Prime Search
GIMPS
Finding World Record Primes Since 1996

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MnStatusDetails
214215137Composite: 1 known prime factor
Factored
FactorDigitsBitsDate
8155695872328778322472169.52018-05-13 14:10:22
History
DateUserTypeResult
2025-03-28James HeinrichF
Factor: 815569587232877832247 / TF: 69-70
2018-05-13Andrew GF
Factor: 815569587232877832247 / TF: 69-70
2017-12-10nikoszNF
no factor from 2^68 to 2^69
2016-08-29XZTNF
no factor from 2^67 to 2^68
2015-10-17PatFenisNF
no factor from 2^66 to 2^67
2012-07-05america64NF
no factor from 2^65 to 2^66
2011-05-25sasaki3NF
no factor from 2^64 to 2^65